by Takayuki Miyauchi on WordPress.org
Use your email address instead of a username to login into your WordPress.
It is an easy way to protect from brute-force attacks.
https://github.com/miya0001/force-email-login
WP SendGrid routes all emails through SendGrid to improve deliverability
Adds simple, clean links so users can login/logout & register easily. Highly customisable, & can be used as a widget or inserted into your sit …
BruteGuard is a cloud powered brute force login protection that shields your site against botnet attacks.